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sj-v004-syn-017011
0.1
0.1
{ "text": "Good understanding of Kubernetes", "skill": "Kubernetes", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-017011-e1", "section": "summary", "source_type": "cv", "text": "kubernetes: none so far." } ]
{ "group_id": "cloud_devops", "evidence_label": "contradicted", "proficiency_label": "0" }
{ "difficulty": "easy", "case_type": "explicit_none", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-030829
0.1
0.1
{ "text": "Working knowledge of Go", "skill": "Go", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-030829-e1", "section": "experience", "source_type": "cv", "text": "Independently built Go microservices and fixed production bugs; on-call owner for it." }, { "evidence_id": "sj-v004-syn-030829-e2", "section": "summary", "source_type": "cv", "text": ...
{ "group_id": "lang_core", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v008-cv-01093
0.1
0.1
{ "text": "Production integration testing skills", "skill": "integration testing", "group_id": "testing_quality", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-01093-e1", "section": "cv_excerpt", "source_type": "cv", "text": "As a junior I assisted teammates who wrote integration tests against real databases." } ]
{ "group_id": "testing_quality", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "convention_v02", "source": "synthetic_v008", "split": "train", "label_status": "synthetic_convention_v0.2" }
sj-v004-syn-025237
0.1
0.1
{ "text": "Proven code review in production", "skill": "code review", "group_id": "testing_quality", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-025237-e1", "section": "skills_list", "source_type": "cv", "text": "Technologies: Docker, code review, Scrum, SQL" }, { "evidence_id": "sj-v004-syn-025237-e2", "section": "summary", "source_type": "cv", "text": "Fluent English." } ]
{ "group_id": "testing_quality", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "keyword_only", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-027582
0.1
0.1
{ "text": "Working knowledge of state management", "skill": "state management", "group_id": "frontend", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-027582-e1", "section": "experience", "source_type": "cv", "text": "Resume claims they designed client state architecture with Redux Toolkit and React Query." }, { "evidence_id": "sj-v004-syn-027582-e2", "section": "interview", "source_type": "interview",...
{ "group_id": "frontend", "evidence_label": "contradicted", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "cv_vs_interview", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v008-cv-01418
0.1
0.1
{ "text": "Strong integration testing skills", "skill": "integration testing", "group_id": "testing_quality", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-01418-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Ran a integration testing study group for university students for a semester." } ]
{ "group_id": "testing_quality", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "convention_v02", "source": "synthetic_v008", "split": "train", "label_status": "synthetic_convention_v0.2" }
sj-v004-syn-016273
0.1
0.1
{ "text": "Practical cross-team leadership experience", "skill": "cross-team leadership", "group_id": "leadership", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-016273-e1", "section": "projects", "source_type": "portfolio", "text": "Case study: led a 4-team initiative aligning API contracts and roadmaps. Includes architecture diagrams and benchmark results." } ]
{ "group_id": "leadership", "evidence_label": "supported", "proficiency_label": "4" }
{ "difficulty": "easy", "case_type": "direct_strong", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-004272
0.1
0.1
{ "text": "Expert-level Go", "skill": "Go", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-004272-e1", "section": "experience", "source_type": "cv", "text": "junior engineer (10 months): helped the team when it built go microservices and fixed production bugs, under a senior's guidance." } ]
{ "group_id": "lang_core", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "easy", "case_type": "below_target", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-005315
0.1
0.1
{ "text": "Good understanding of OpenAPI", "skill": "OpenAPI", "group_id": "api_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-005315-e1", "section": "experience", "source_type": "cv", "text": "claimed: introduced contract-first openapi workflow with generated sdks." }, { "evidence_id": "sj-v004-syn-005315-e2", "section": "interview", "source_type": "interview", "text": "int...
{ "group_id": "api_design", "evidence_label": "contradicted", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "cv_vs_interview", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-014236
0.1
0.1
{ "text": "Solid C#/.NET knowledge", "skill": "C#/.NET", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-014236-e1", "section": "skills_list", "source_type": "cv", "text": "Stack: C#/.NET, Jira, Confluence, Git" } ]
{ "group_id": "lang_core", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "keyword_only", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v008-cv-00583
0.1
0.1
{ "text": "Experience with Elasticsearch", "skill": "Elasticsearch", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-00583-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Completed an online Elasticsearch course with a certificate." } ]
{ "group_id": "data_storage", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "convention_v02", "source": "synthetic_v008", "split": "train", "label_status": "synthetic_convention_v0.2" }
sj-v004-syn-005426
0.1
0.1
{ "text": "Go (must have)", "skill": "Go", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-005426-e1", "section": "experience", "source_type": "cv", "text": "For 2.5 years I built Go microservices and fixed production bugs as the main developer of the service." }, { "evidence_id": "sj-v004-syn-005426-e2", "section": "summary", "source_type": "...
{ "group_id": "lang_core", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-018861
0.1
0.1
{ "text": "Solid Rust knowledge", "skill": "Rust", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-018861-e1", "section": "experience", "source_type": "cv", "text": "Senior engineer (2019-2024): implemented a Rust log shipper replacing Logstash, 10x lower CPU." } ]
{ "group_id": "lang_core", "evidence_label": "supported", "proficiency_label": "4" }
{ "difficulty": "easy", "case_type": "direct_strong", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-026282
0.1
0.1
{ "text": "Experience with Kotlin", "skill": "Kotlin", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-026282-e1", "section": "education", "source_type": "cv", "text": "university course project using kotlin for a simple crud demo." }, { "evidence_id": "sj-v004-syn-026282-e2", "section": "summary", "source_type": "cv", "text": "b.sc. in computer scien...
{ "group_id": "lang_core", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "easy", "case_type": "toy_project", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-015868
0.1
0.1
{ "text": "Experience with ownership", "skill": "ownership", "group_id": "leadership", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-015868-e1", "section": "experience", "source_type": "cv", "text": "Fellow-level engineer: owned the payments domain end-to-end including roadmap and on-call. Wrote the internal ownership handbook and teach ownership externally." } ]
{ "group_id": "leadership", "evidence_label": "supported", "proficiency_label": "5" }
{ "difficulty": "easy", "case_type": "expert", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-027725
0.1
0.1
{ "text": "Deep Docker expertise", "skill": "Docker", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-027725-e1", "section": "experience", "source_type": "cv", "text": "Was part of a team that built hardened multi-stage Docker images and base-image program for all teams; I worked on smaller tickets around it." } ]
{ "group_id": "cloud_devops", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "team_credit", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v008-cv-00678
0.1
0.1
{ "text": "Experience with React", "skill": "React", "group_id": "frontend", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-00678-e1", "section": "cv_excerpt", "source_type": "cv", "text": "As a junior I assisted teammates who built React + TypeScript pages shipped to users." } ]
{ "group_id": "frontend", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "convention_v02", "source": "synthetic_v008", "split": "train", "label_status": "synthetic_convention_v0.2" }
sj-v004-syn-004402
0.1
0.1
{ "text": "Practical distributed consistency experience", "skill": "distributed consistency", "group_id": "system_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-004402-e1", "section": "experience", "source_type": "cv", "text": "As distinguished engineer I designed idempotent, eventually consistent ledger with reconciliation; I am the go-to distributed consistency authority company-wide and publish on distributed consistency." ...
{ "group_id": "system_design", "evidence_label": "supported", "proficiency_label": "5" }
{ "difficulty": "easy", "case_type": "expert", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-real-00751
0.1
0.1
{ "text": "Strong React skills", "skill": "React", "group_id": "frontend", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-00751-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Technologies: React, Typescript, Redux Toolkit, Redux Thunk, Redux Persist, Tailwind CSS, Ethers, Lodash, Moment, Axios, React App Rewired, Real Mainnet Smart Contract, Stripe." } ]
{ "group_id": "frontend", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_keyword_list", "source": "djinni_cv_en", "source_record": "da342abf-b41b-507d-93a0-c8341ad2bdc2", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "agent_reviewed_v005", "label_convention": "v0....
sj-v004-syn-016139
0.1
0.1
{ "text": "MySQL (must have)", "skill": "MySQL", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-016139-e1", "section": "experience", "source_type": "cv", "text": "Principal engineer: set up MySQL semi-sync replication and online schema changes at 20k QPS; recognized as MySQL authority and gave conference talks on it." } ]
{ "group_id": "data_storage", "evidence_label": "supported", "proficiency_label": "5" }
{ "difficulty": "easy", "case_type": "expert", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-022477
0.1
0.1
{ "text": "Practical GraphQL experience", "skill": "GraphQL", "group_id": "api_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-022477-e1", "section": "summary", "source_type": "cv", "text": "GraphQL: none so far." } ]
{ "group_id": "api_design", "evidence_label": "contradicted", "proficiency_label": "0" }
{ "difficulty": "easy", "case_type": "explicit_none", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-012074
0.1
0.1
{ "text": "Practical CI/CD experience", "skill": "CI/CD", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-012074-e1", "section": "experience", "source_type": "cv", "text": "Claimed: designed CI/CD with canary and automated rollback for 60 repos." }, { "evidence_id": "sj-v004-syn-012074-e2", "section": "interview", "source_type": "interview", "text": "Int...
{ "group_id": "cloud_devops", "evidence_label": "contradicted", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "cv_vs_interview", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-002150
0.1
0.1
{ "text": "Solid caching strategy knowledge", "skill": "caching strategy", "group_id": "system_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-002150-e1", "section": "skills_list", "source_type": "cv", "text": "Skills: caching strategy, Git, Jira, Agile, Linux" }, { "evidence_id": "sj-v004-syn-002150-e2", "section": "summary", "source_type": "cv", "text": "Agile/Scrum teams of 5-8 people." ...
{ "group_id": "system_design", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "keyword_only", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-005252
0.1
0.1
{ "text": "Commercial experience with MySQL", "skill": "MySQL", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-005252-e1", "section": "experience", "source_type": "cv", "text": "For 2.5 years I designed MySQL schemas for new features as the main developer of the service." } ]
{ "group_id": "data_storage", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-027584
0.1
0.1
{ "text": "Strong hands-on gRPC background", "skill": "gRPC", "group_id": "api_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-027584-e1", "section": "skills_list", "source_type": "cv", "text": "Tools: Git, gRPC, Docker, Postman, Jira" } ]
{ "group_id": "api_design", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "keyword_only", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-012983
0.1
0.1
{ "text": "Strong Terraform skills", "skill": "Terraform", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-012983-e1", "section": "experience", "source_type": "cv", "text": "For 2.5 years I wrote Terraform for team infrastructure as the main developer of the service." } ]
{ "group_id": "cloud_devops", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v008-cv-01334
0.1
0.1
{ "text": "Production Kafka skills", "skill": "Kafka", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-01334-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Delivered several projects using these technologies: Kafka, PHP, JavaScript, MySQL." } ]
{ "group_id": "system_design", "evidence_label": "partial", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "convention_v02", "source": "synthetic_v008", "split": "train", "label_status": "synthetic_convention_v0.2" }
sj-v004-syn-025427
0.1
0.1
{ "text": "Hands-on REST API design", "skill": "REST API design", "group_id": "api_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-025427-e1", "section": "experience", "source_type": "cv", "text": "Data analyst building Tableau dashboards and SQL reports." } ]
{ "group_id": "api_design", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "missing_skill", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-029963
0.1
0.1
{ "text": "Experience with microservices", "skill": "microservices", "group_id": "system_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-029963-e1", "section": "experience", "source_type": "cv", "text": "For 2.5 years I built and operated two microservices as the main developer of the service." } ]
{ "group_id": "system_design", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-real-01889
0.1
0.1
{ "text": "Strong code review skills", "skill": "code review", "group_id": "testing_quality", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-01889-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Participated in code reviews, maintained technical documentation, and used debugging tools to solve complex problems." } ]
{ "group_id": "testing_quality", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "47d2c3ec-98b7-58d9-9ee0-ad27678b5c00", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v006-c-00405
0.1
0.1
{ "text": "Production PostgreSQL skills", "skill": "PostgreSQL", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v006-c-00405-e1", "section": "experience", "source_type": "cv", "text": "Six months of junior experience where I helped as the team wrote migrations and optimized slow PostgreSQL queries." } ]
{ "group_id": "data_storage", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "contrast_partial_supported", "source": "synthetic_v006", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-real-00799
0.1
0.1
{ "text": "GCP experience", "skill": "GCP", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-00799-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Primary tasks: data analysis (BQ, Google Cloud) & processing, forecasting pipelines modification, research on new approaches to pricing optimization using Deep Learning, Reinforcement Learning." } ]
{ "group_id": "cloud_devops", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "ab001447-6f10-568b-9e59-cb477035bf6e", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-008253
0.1
0.1
{ "text": "Experience with Kotlin", "skill": "Kotlin", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-008253-e1", "section": "experience", "source_type": "cv", "text": "Intern then junior: with help from the lead, I contributed while the team built Ktor endpoints in production." } ]
{ "group_id": "lang_core", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "easy", "case_type": "below_target", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-025148
0.1
0.1
{ "text": "Working knowledge of distributed consistency", "skill": "distributed consistency", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-025148-e1", "section": "experience", "source_type": "cv", "text": "Intern then junior: with help from the lead, I contributed while the team handled retries and deduplication in distributed jobs." } ]
{ "group_id": "system_design", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "easy", "case_type": "below_target", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v005-bl3-00216
0.1
0.1
{ "text": "Strong distributed tracing skills", "skill": "distributed tracing", "group_id": "reliability_obs", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v005-bl3-00216-e1", "section": "experience", "source_type": "cv", "text": "Worked independently: instrumented services with OpenTelemetry, owning it in production." } ]
{ "group_id": "reliability_obs", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "boundary_l3", "source": "synthetic_v005", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-real-01067
0.1
0.1
{ "text": "Strong AWS skills", "skill": "AWS", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-01067-e1", "section": "cv_excerpt", "source_type": "cv", "text": "I set up the code review process, and frontend infrastructure on AWS, CI using CirlceCI, formatted all code with eslint and added it to CI and pre-commit, gradually introduced TS, created a component lib...
{ "group_id": "cloud_devops", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "3564b5a4-7181-5558-a14d-a7529ff5b543", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-real-05678
0.1
0.1
{ "text": "Proven Terraform in production", "skill": "Terraform", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-05678-e1", "section": "cv_excerpt", "source_type": "cv", "text": "I had an amazing opportunity to live 5 years of my life in USA which helped me learn english on a native-speakers level and adapt to a different culture. For the past couple of years I have been working ...
{ "group_id": "cloud_devops", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "ff6d4239-a303-5207-af29-b073486fa923", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v004-syn-003705
0.1
0.1
{ "text": "Strong React skills", "skill": "React", "group_id": "frontend", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-003705-e1", "section": "experience", "source_type": "cv", "text": "Delivered features end-to-end where I built React + TypeScript pages shipped to users." } ]
{ "group_id": "frontend", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-real-00224
0.1
0.1
{ "text": "Strong C#/.NET skills", "skill": "C#/.NET", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-00224-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Stack: C#, WinForms, SQL Server, T-SQL, EntityFramework." } ]
{ "group_id": "lang_core", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_keyword_list", "source": "djinni_cv_en", "source_record": "8245b79a-cab4-575d-a859-6c6d674d644a", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2"...
sj-v004-syn-029642
0.1
0.1
{ "text": "Proven OWASP secure coding in production", "skill": "OWASP secure coding", "group_id": "security", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-029642-e1", "section": "experience", "source_type": "cv", "text": "Under supervision I worked on small parts while the team fixed OWASP findings from pentests." } ]
{ "group_id": "security", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "easy", "case_type": "below_target", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-004813
0.1
0.1
{ "text": "Production monitoring skills", "skill": "monitoring", "group_id": "reliability_obs", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-004813-e1", "section": "skills_list", "source_type": "cv", "text": "Stack: monitoring, Jira, Confluence, Git" }, { "evidence_id": "sj-v004-syn-004813-e2", "section": "summary", "source_type": "cv", "text": "Fluent English." } ]
{ "group_id": "reliability_obs", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "keyword_only", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-003389
0.1
0.1
{ "text": "Strong TDD skills", "skill": "TDD", "group_id": "testing_quality", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-003389-e1", "section": "skills_list", "source_type": "cv", "text": "Tools: Git, TDD, Docker, Postman, Jira" }, { "evidence_id": "sj-v004-syn-003389-e2", "section": "summary", "source_type": "cv", "text": "Also worked with Git and Jira." } ]
{ "group_id": "testing_quality", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "keyword_only", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-real-06018
0.1
0.1
{ "text": "Proven Python in production", "skill": "Python", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-06018-e1", "section": "cv_excerpt", "source_type": "cv", "text": "With me the team published the second version of the product, not a MVP, but ready for normal usage. In one year of working in IT: Worked on a project with GPT3 as a business analyst." } ]
{ "group_id": "lang_core", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "6e10c1e2-033c-50e2-8fc7-7e34671f0f70", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v008-cv-02033
0.1
0.1
{ "text": "Strong API versioning skills", "skill": "API versioning", "group_id": "api_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-02033-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Covered API versioning fundamentals and exercises in a training program." } ]
{ "group_id": "api_design", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "convention_v02", "source": "synthetic_v008", "split": "train", "label_status": "synthetic_convention_v0.2" }
sj-v004-syn-020906
0.1
0.1
{ "text": "microservices experience", "skill": "microservices", "group_id": "system_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-020906-e1", "section": "experience", "source_type": "cv", "text": "Tech lead who architected the monolith-to-microservices split into 25 services with clear boundaries, and mentored the team on microservices practices." } ]
{ "group_id": "system_design", "evidence_label": "supported", "proficiency_label": "4" }
{ "difficulty": "easy", "case_type": "direct_strong", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-025070
0.1
0.1
{ "text": "Strong hands-on authorization (RBAC) background", "skill": "authorization (RBAC)", "group_id": "security", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-025070-e1", "section": "experience", "source_type": "cv", "text": "Fellow-level engineer: designed fine-grained RBAC/ABAC service used by all products. Wrote the internal authorization (RBAC) handbook and teach authorization (RBAC) externally." }, { "evidence_id...
{ "group_id": "security", "evidence_label": "supported", "proficiency_label": "5" }
{ "difficulty": "easy", "case_type": "expert", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-real-02741
0.1
0.1
{ "text": "Strong AWS skills", "skill": "AWS", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-02741-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Having over 4 years of experience as a Cloud DevOps/SRE Engineer specializing in AWS/GCP." } ]
{ "group_id": "cloud_devops", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_years_hands_on", "source": "djinni_cv_en", "source_record": "57ac8e0d-74e2-51d5-950f-d334197381d8", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "agent_reviewed_v005", "label_convention": "v...
sj-v004-syn-023704
0.1
0.1
{ "text": "Proven OWASP secure coding in production", "skill": "OWASP secure coding", "group_id": "security", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-023704-e1", "section": "experience", "source_type": "cv", "text": "In my last role I ran secure coding program and threat modeling for all new services." } ]
{ "group_id": "security", "evidence_label": "supported", "proficiency_label": "4" }
{ "difficulty": "easy", "case_type": "direct_strong", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v008-cv-00433
0.1
0.1
{ "text": "Experience with unit testing", "skill": "unit testing", "group_id": "testing_quality", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-00433-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Ran a unit testing study group for university students for a semester." } ]
{ "group_id": "testing_quality", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "convention_v02", "source": "synthetic_v008", "split": "train", "label_status": "synthetic_convention_v0.2" }
sj-v004-syn-010891
0.1
0.1
{ "text": "Commercial experience with GraphQL", "skill": "GraphQL", "group_id": "api_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-010891-e1", "section": "experience", "source_type": "cv", "text": "Software engineer (2021-2024): built GraphQL resolvers for the mobile app." } ]
{ "group_id": "api_design", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-real-05669
0.1
0.1
{ "text": "Strong MongoDB skills", "skill": "MongoDB", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-05669-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Award as the best graduating student in high school. Awardee of many scholarships based solely on merit. Expedited the right decision-making process in an organization which increased profit exponentiall...
{ "group_id": "data_storage", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "cc28a0d9-280b-5e3d-b998-4056673a9dc1", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v004-syn-019713
0.1
0.1
{ "text": "Proven Go in production", "skill": "Go", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-019713-e1", "section": "experience", "source_type": "cv", "text": "For 2.5 years I built Go microservices and fixed production bugs as the main developer of the service." } ]
{ "group_id": "lang_core", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-006640
0.1
0.1
{ "text": "Practical encryption experience", "skill": "encryption", "group_id": "security", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-006640-e1", "section": "experience", "source_type": "cv", "text": "Experience: Built REST services with Spring Boot for 4 years." } ]
{ "group_id": "security", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "missing_skill", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-028839
0.1
0.1
{ "text": "Good understanding of CI/CD", "skill": "CI/CD", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-028839-e1", "section": "experience", "source_type": "cv", "text": "Claimed: designed CI/CD with canary and automated rollback for 60 repos." }, { "evidence_id": "sj-v004-syn-028839-e2", "section": "interview", "source_type": "interview", "text": "Int...
{ "group_id": "cloud_devops", "evidence_label": "contradicted", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "cv_vs_interview", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v008-cv-02180
0.1
0.1
{ "text": "Proven cross-team leadership in production", "skill": "cross-team leadership", "group_id": "leadership", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-02180-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Delivered several projects using these technologies: cross-team leadership, PHP, JavaScript, MySQL." } ]
{ "group_id": "leadership", "evidence_label": "partial", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "convention_v02", "source": "synthetic_v008", "split": "train", "label_status": "synthetic_convention_v0.2" }
sj-v004-syn-008752
0.1
0.1
{ "text": "Proven monitoring in production", "skill": "monitoring", "group_id": "reliability_obs", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-008752-e1", "section": "summary", "source_type": "cv", "text": "Haven't worked with monitoring; my background is elsewhere." } ]
{ "group_id": "reliability_obs", "evidence_label": "contradicted", "proficiency_label": "0" }
{ "difficulty": "easy", "case_type": "explicit_none", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v002-tr-0201
0.1
0.1
{ "text": "Terraform experience", "skill": "Terraform", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v002-tr-0201-e1", "section": "experience", "source_type": "cv", "text": "Independently wrote Terraform for team infrastructure; on-call owner for it." } ]
{ "group_id": "cloud_devops", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v002", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-real-05810
0.1
0.1
{ "text": "Proven MySQL in production", "skill": "MySQL", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-05810-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Fintech support: re-wrote an outdated internal KB for fintech, trained a team of 13. Created an onboarding program for 5 newbies for a branding automation product. Wrote process instructions, user manual...
{ "group_id": "data_storage", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_missing_skill", "source": "djinni_cv_en", "source_record": "0f001b8d-1e7f-581c-b54f-58f9353a600e", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2...
sj-v004-syn-000759
0.1
0.1
{ "text": "Production C#/.NET skills", "skill": "C#/.NET", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-000759-e1", "section": "experience", "source_type": "cv", "text": "bootcamp assignment: basic c#/.net exercise." } ]
{ "group_id": "lang_core", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "easy", "case_type": "toy_project", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-005785
0.1
0.1
{ "text": "Good understanding of accessibility", "skill": "accessibility", "group_id": "frontend", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-005785-e1", "section": "summary", "source_type": "cv", "text": "No hands-on accessibility experience yet; planning to learn it." }, { "evidence_id": "sj-v004-syn-005785-e2", "section": "summary", "source_type": "cv", "text": "Fluent English." } ]
{ "group_id": "frontend", "evidence_label": "contradicted", "proficiency_label": "0" }
{ "difficulty": "easy", "case_type": "explicit_none", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-025087
0.1
0.1
{ "text": "Expert-level Kafka", "skill": "Kafka", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-025087-e1", "section": "experience", "source_type": "cv", "text": "3 years: built production systems with RabbitMQ, a close alternative to Kafka." }, { "evidence_id": "sj-v004-syn-025087-e2", "section": "summary", "source_type": "cv", "text": "Lookin...
{ "group_id": "system_design", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "adjacent_tech", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-006918
0.1
0.1
{ "text": "Proven ownership in production", "skill": "ownership", "group_id": "leadership", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-006918-e1", "section": "summary", "source_type": "cv", "text": "I have not used ownership professionally or in projects; my experience is in other areas." }, { "evidence_id": "sj-v004-syn-006918-e2", "section": "summary", "source_type": "cv", "text":...
{ "group_id": "leadership", "evidence_label": "contradicted", "proficiency_label": "0" }
{ "difficulty": "easy", "case_type": "explicit_none", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-009729
0.1
0.1
{ "text": "Good understanding of SLO/SLI", "skill": "SLO/SLI", "group_id": "reliability_obs", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-009729-e1", "section": "experience", "source_type": "cv", "text": "Intern then junior: with help from the lead, I contributed while the team defined SLIs for team services." } ]
{ "group_id": "reliability_obs", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "easy", "case_type": "below_target", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-023352
0.1
0.1
{ "text": "Good understanding of cross-team leadership", "skill": "cross-team leadership", "group_id": "leadership", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-023352-e1", "section": "summary", "source_type": "cv", "text": "i have not used cross-team leadership professionally or in projects; my experience is in other areas." }, { "evidence_id": "sj-v004-syn-023352-e2", "section": "summary", "source_type": "cv",...
{ "group_id": "leadership", "evidence_label": "contradicted", "proficiency_label": "0" }
{ "difficulty": "easy", "case_type": "explicit_none", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-018365
0.1
0.1
{ "text": "incident response (must have)", "skill": "incident response", "group_id": "reliability_obs", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-018365-e1", "section": "experience", "source_type": "cv", "text": "our squad led incident command for sev1 outages and created the postmortem process; i mainly fixed bugs and wrote docs." } ]
{ "group_id": "reliability_obs", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "team_credit", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-real-04408
0.1
0.1
{ "text": "Python experience", "skill": "Python", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-04408-e1", "section": "cv_excerpt", "source_type": "cv", "text": "I have a good working knowledge of Excel and basic R programming, SQL, Tableau, and Python." } ]
{ "group_id": "lang_core", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "e3bfb207-cb97-5719-ba09-b84336a15a73", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "agent_reviewed_v005", "label_convention": "v0.2" }
sj-v004-syn-026788
0.1
0.1
{ "text": "Proven incident response in production", "skill": "incident response", "group_id": "reliability_obs", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-026788-e1", "section": "experience", "source_type": "cv", "text": "Mid-level developer: took part in on-call and wrote postmortems; shipped to production regularly." }, { "evidence_id": "sj-v004-syn-026788-e2", "section": "summary", "source_type": "cv", ...
{ "group_id": "reliability_obs", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "easy", "case_type": "direct_moderate", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-014580
0.1
0.1
{ "text": "Strong incident response skills", "skill": "incident response", "group_id": "reliability_obs", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-014580-e1", "section": "experience", "source_type": "cv", "text": "CV: led incident command for SEV1 outages and created the postmortem process." }, { "evidence_id": "sj-v004-syn-014580-e2", "section": "interview", "source_type": "interview", "text":...
{ "group_id": "reliability_obs", "evidence_label": "contradicted", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "cv_vs_interview", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v008-cv-00314
0.1
0.1
{ "text": "Hands-on GCP", "skill": "GCP", "group_id": "cloud_devops", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-00314-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Contributed to an e-commerce project (GCP)." } ]
{ "group_id": "cloud_devops", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "convention_v02", "source": "synthetic_v008", "split": "train", "label_status": "synthetic_convention_v0.2" }
sj-v004-syn-025915
0.1
0.1
{ "text": "Strong hands-on PostgreSQL background", "skill": "PostgreSQL", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-025915-e1", "section": "experience", "source_type": "cv", "text": "Owned the initiative where I partitioned a 3TB PostgreSQL table and tuned indexes cutting queries from 40s to 1s, and drove PostgreSQL decisions for the team." } ]
{ "group_id": "data_storage", "evidence_label": "supported", "proficiency_label": "4" }
{ "difficulty": "easy", "case_type": "direct_strong", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-011246
0.1
0.1
{ "text": "Strong hands-on MySQL background", "skill": "MySQL", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-011246-e1", "section": "skills_list", "source_type": "cv", "text": "Stack: MySQL, Jira, Confluence, Git" }, { "evidence_id": "sj-v004-syn-011246-e2", "section": "summary", "source_type": "cv", "text": "B.Sc. in Computer Science." } ]
{ "group_id": "data_storage", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "keyword_only", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v006-c-00503
0.1
0.1
{ "text": "Strong MySQL skills", "skill": "MySQL", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v006-c-00503-e1", "section": "experience", "source_type": "cv", "text": "Built and operated MySQL components in production for 2+ years: designed MySQL schemas for new features." } ]
{ "group_id": "data_storage", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "contrast_partial_supported", "source": "synthetic_v006", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-real-00074
0.1
0.1
{ "text": "Java experience", "skill": "Java", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-00074-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Skills: JavaScript/TypeScript, Java, Selenium WebDriver, jUnit, Maven, Cucumber, WebdriverIO, Mocha, Xpath, Jmeter, K6, Fiddler, SQL, REST Assured, Selenium grid, Selenoid, Docker." } ]
{ "group_id": "lang_core", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_keyword_list", "source": "djinni_cv_en", "source_record": "8f57d9f3-c8af-54a0-9c8f-87732ebdbd05", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2"...
sj-v004-syn-000173
0.1
0.1
{ "text": "Good understanding of Go", "skill": "Go", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-000173-e1", "section": "experience", "source_type": "cv", "text": "Core contributor to the Go ecosystem; rewrote the Go ingestion service to handle 15k req/s with bounded worker pools." } ]
{ "group_id": "lang_core", "evidence_label": "supported", "proficiency_label": "5" }
{ "difficulty": "easy", "case_type": "expert", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-024441
0.1
0.1
{ "text": "Commercial experience with OpenAPI", "skill": "OpenAPI", "group_id": "api_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-024441-e1", "section": "education", "source_type": "cv", "text": "university course project using openapi for a simple crud demo." } ]
{ "group_id": "api_design", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "easy", "case_type": "toy_project", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-000404
0.1
0.1
{ "text": "Commercial experience with Terraform", "skill": "Terraform", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-000404-e1", "section": "skills_list", "source_type": "cv", "text": "Stack: Terraform, Jira, Confluence, Git" } ]
{ "group_id": "cloud_devops", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "keyword_only", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-007522
0.1
0.1
{ "text": "Working knowledge of PostgreSQL", "skill": "PostgreSQL", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-007522-e1", "section": "skills_list", "source_type": "cv", "text": "Tools: Git, PostgreSQL, Docker, Postman, Jira" } ]
{ "group_id": "data_storage", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "keyword_only", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v005-bl5-01279
0.1
0.1
{ "text": "Production database migrations skills", "skill": "database migrations", "group_id": "data_storage", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v005-bl5-01279-e1", "section": "experience", "source_type": "cv", "text": "Company-wide database migrations authority: led zero-downtime migration of 200 tables to a new schema; defined the database migrations standards all teams follow and speak at conferences." } ]
{ "group_id": "data_storage", "evidence_label": "supported", "proficiency_label": "5" }
{ "difficulty": "hard", "case_type": "boundary_l5", "source": "synthetic_v005", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-001334
0.1
0.1
{ "text": "Proven caching strategy in production", "skill": "caching strategy", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-001334-e1", "section": "experience", "source_type": "cv", "text": "Intern then junior: with help from the lead, I contributed while the team implemented cache-aside for hot endpoints." } ]
{ "group_id": "system_design", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "easy", "case_type": "below_target", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-017655
0.1
0.1
{ "text": "Strong ownership skills", "skill": "ownership", "group_id": "leadership", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-017655-e1", "section": "experience", "source_type": "cv", "text": "Our squad owned the payments domain end-to-end including roadmap and on-call; I mainly fixed bugs and wrote docs." } ]
{ "group_id": "leadership", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "team_credit", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-real-02728
0.1
0.1
{ "text": "Proven React in production", "skill": "React", "group_id": "frontend", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-02728-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Led refactoring, functionality expansion, and legacy project migration from Vue2 to React.js." } ]
{ "group_id": "frontend", "evidence_label": "supported", "proficiency_label": "4" }
{ "difficulty": "hard", "case_type": "real_strong_ownership", "source": "djinni_cv_en", "source_record": "5ceff4ee-6ac3-51f8-bc20-6c0fe3e672ea", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "agent_reviewed_v005", "label_convention": ...
sj-v004-syn-012928
0.1
0.1
{ "text": "Working knowledge of PostgreSQL", "skill": "PostgreSQL", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-012928-e1", "section": "summary", "source_type": "cv", "text": "Self-motivated developer who enjoys challenges." } ]
{ "group_id": "data_storage", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "easy", "case_type": "vague_claim", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-real-04045
0.1
0.1
{ "text": "Proven Node.js in production", "skill": "Node.js", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-04045-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Stack: React, Redux, FabricJS, NodeJS, MongoDB, MUI" } ]
{ "group_id": "lang_core", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_keyword_list", "source": "djinni_cv_en", "source_record": "e423ecfc-9889-57e0-b0d1-1811ec7f7af3", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2"...
sj-v005-bl4-00660
0.1
0.1
{ "text": "Experience with TDD", "skill": "TDD", "group_id": "testing_quality", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v005-bl4-00660-e1", "section": "experience", "source_type": "cv", "text": "Owned architecture and delivery: coached teams on TDD and ran katas; team defect rate dropped 50%." } ]
{ "group_id": "testing_quality", "evidence_label": "supported", "proficiency_label": "4" }
{ "difficulty": "hard", "case_type": "boundary_l4", "source": "synthetic_v005", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-real-04711
0.1
0.1
{ "text": "Proven React in production", "skill": "React", "group_id": "frontend", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-04711-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Additionally, I've worked on an internet shop project created using React, which fetches products with detailed descriptions from the server and sorts them by categories." } ]
{ "group_id": "frontend", "evidence_label": "supported", "proficiency_label": "3" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "2d0a0613-0a66-57f1-9789-d560a6558f69", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-005184
0.1
0.1
{ "text": "Solid Python knowledge", "skill": "Python", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-005184-e1", "section": "experience", "source_type": "cv", "text": "did a python tutorial and a hello-world app on github." } ]
{ "group_id": "lang_core", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "easy", "case_type": "toy_project", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-010330
0.1
0.1
{ "text": "SLO/SLI (must have)", "skill": "SLO/SLI", "group_id": "reliability_obs", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-010330-e1", "section": "experience", "source_type": "cv", "text": "Our squad defined SLOs and error budgets adopted by engineering leadership; I mainly fixed bugs and wrote docs." } ]
{ "group_id": "reliability_obs", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "hard", "case_type": "team_credit", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-real-00826
0.1
0.1
{ "text": "Strong Go skills", "skill": "Go", "group_id": "lang_core", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-real-00826-e1", "section": "cv_excerpt", "source_type": "cv", "text": "Created effective Go-to-Market plans." } ]
{ "group_id": "lang_core", "evidence_label": "insufficient", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "real_hands_on", "source": "djinni_cv_en", "source_record": "b199395b-9ce5-52b5-8c0a-a5e1d12c2533", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-015052
0.1
0.1
{ "text": "Working knowledge of caching strategy", "skill": "caching strategy", "group_id": "system_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-015052-e1", "section": "experience", "source_type": "cv", "text": "Intern then junior: with help from the lead, I contributed while the team implemented cache-aside for hot endpoints." }, { "evidence_id": "sj-v004-syn-015052-e2", "section": "summary", "s...
{ "group_id": "system_design", "evidence_label": "partial", "proficiency_label": "2" }
{ "difficulty": "easy", "case_type": "below_target", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-007336
0.1
0.1
{ "text": "Production React skills", "skill": "React", "group_id": "frontend", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-007336-e1", "section": "summary", "source_type": "cv", "text": "Haven't worked with React; my background is elsewhere." }, { "evidence_id": "sj-v004-syn-007336-e2", "section": "summary", "source_type": "cv", "text": "Agile/Scrum teams of 5-8 people."...
{ "group_id": "frontend", "evidence_label": "contradicted", "proficiency_label": "0" }
{ "difficulty": "easy", "case_type": "explicit_none", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-real-02527
0.1
0.1
{ "text": "Strong Java skills", "skill": "Java", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-real-02527-e1", "section": "cv_excerpt", "source_type": "cv", "text": "I have been learning Java and Android for 2 years." } ]
{ "group_id": "lang_core", "evidence_label": "partial", "proficiency_label": "1" }
{ "difficulty": "hard", "case_type": "real_learning", "source": "djinni_cv_en", "source_record": "10e3034c-e99f-5b31-9c45-f13f690b30ca", "source_license": "MIT (lang-uk/recruitment-dataset-candidate-profiles-english)", "split": "train", "label_status": "silver_rules_v006", "label_convention": "v0.2" }
sj-v004-syn-031492
0.1
0.1
{ "text": "Commercial experience with CI/CD", "skill": "CI/CD", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-031492-e1", "section": "interview", "source_type": "interview", "text": "Candidate confirmed they have never worked with CI/CD." } ]
{ "group_id": "cloud_devops", "evidence_label": "contradicted", "proficiency_label": "0" }
{ "difficulty": "easy", "case_type": "verified_none", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-015385
0.1
0.1
{ "text": "Proven MongoDB in production", "skill": "MongoDB", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-015385-e1", "section": "experience", "source_type": "cv", "text": "Core contributor to the MongoDB ecosystem; modeled sharded MongoDB collections for 2B documents." }, { "evidence_id": "sj-v004-syn-015385-e2", "section": "summary", "source_type": "cv", ...
{ "group_id": "data_storage", "evidence_label": "supported", "proficiency_label": "5" }
{ "difficulty": "easy", "case_type": "expert", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v008-cv-00032
0.1
0.1
{ "text": "Experience with GraphQL", "skill": "GraphQL", "group_id": "api_design", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v008-cv-00032-e1", "section": "cv_excerpt", "source_type": "cv", "text": "At a mid-size company I designed a federated GraphQL schema with dataloader batching for 8 teams." } ]
{ "group_id": "api_design", "evidence_label": "supported", "proficiency_label": "4" }
{ "difficulty": "hard", "case_type": "convention_v02", "source": "synthetic_v008", "split": "train", "label_status": "synthetic_convention_v0.2" }
sj-v004-syn-007222
0.1
0.1
{ "text": "Experience with scalable system design", "skill": "scalable system design", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-007222-e1", "section": "summary", "source_type": "cv", "text": "Haven't worked with scalable system design; my background is elsewhere." } ]
{ "group_id": "system_design", "evidence_label": "contradicted", "proficiency_label": "0" }
{ "difficulty": "easy", "case_type": "explicit_none", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-014351
0.1
0.1
{ "text": "Commercial experience with distributed consistency", "skill": "distributed consistency", "group_id": "system_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-014351-e1", "section": "experience", "source_type": "cv", "text": "Senior backend developer; key achievement: designed idempotent, eventually consistent ledger with reconciliation." }, { "evidence_id": "sj-v004-syn-014351-e2", "section": "summary", "sour...
{ "group_id": "system_design", "evidence_label": "supported", "proficiency_label": "4" }
{ "difficulty": "easy", "case_type": "direct_strong", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-031453
0.1
0.1
{ "text": "Strong hands-on PostgreSQL background", "skill": "PostgreSQL", "group_id": "data_storage", "target_level": 3, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-031453-e1", "section": "summary", "source_type": "cv", "text": "I have no experience with PostgreSQL at all." }, { "evidence_id": "sj-v004-syn-031453-e2", "section": "summary", "source_type": "cv", "text": "B.Sc. in Computer Science." } ]
{ "group_id": "data_storage", "evidence_label": "contradicted", "proficiency_label": "0" }
{ "difficulty": "easy", "case_type": "explicit_none", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v005-bl4-01038
0.1
0.1
{ "text": "Strong GraphQL skills", "skill": "GraphQL", "group_id": "api_design", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v005-bl4-01038-e1", "section": "experience", "source_type": "cv", "text": "Owned architecture and delivery: designed a federated GraphQL schema with dataloader batching for 8 teams." } ]
{ "group_id": "api_design", "evidence_label": "supported", "proficiency_label": "4" }
{ "difficulty": "hard", "case_type": "boundary_l4", "source": "synthetic_v005", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-013471
0.1
0.1
{ "text": "Deep Node.js expertise", "skill": "Node.js", "group_id": "lang_core", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-013471-e1", "section": "experience", "source_type": "cv", "text": "Tech lead who led the Node.js/TypeScript gateway rewrite reducing p99 from 900ms to 120ms, and mentored the team on Node.js practices." }, { "evidence_id": "sj-v004-syn-013471-e2", "section":...
{ "group_id": "lang_core", "evidence_label": "supported", "proficiency_label": "4" }
{ "difficulty": "easy", "case_type": "direct_strong", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }
sj-v004-syn-002831
0.1
0.1
{ "text": "Strong CI/CD skills", "skill": "CI/CD", "group_id": "cloud_devops", "target_level": 4, "importance": "must" }
[ { "evidence_id": "sj-v004-syn-002831-e1", "section": "summary", "source_type": "cv", "text": "Expert in CI/CD with 10 years of experience." }, { "evidence_id": "sj-v004-syn-002831-e2", "section": "summary", "source_type": "cv", "text": "Based in Europe, open to remote." } ]
{ "group_id": "cloud_devops", "evidence_label": "partial", "proficiency_label": "unknown" }
{ "difficulty": "hard", "case_type": "claim_no_detail", "source": "synthetic_v004", "split": "train", "label_status": "synthetic_needs_review" }